The main hazard that Mount Rainier poses to Tacoma and its suburbs is
A. hot lava flows.
B. a hot, glowing lava fountain.
C. volcanic mudflows.
D. numerous small but deadly pyroclastic flows.
Answer: C
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In the Public Land Survey System (PLSS), a township labeled T3N, R1W would indicate that it is
A) a one-mile by one-mile tract of land that is three townships north of the nearest base line and one range west of the nearest principal meridian. B) a one-mile by one-mile tract of land that is three townships north of the nearest principal meridian and one range west of the nearest base line. C) a six-mile by six-mile tract of land that is three townships north of the nearest base line and one range west of the nearest principal meridian. D) a six-mile by six-mile tract of land that is three townships north of the nearest principal meridian and one range west of the nearest base line.
The prime meridian passes through:
A. Paris, France. B. New York City. C. Greenwich, England. D. the Indian Ocean.
How is Earth's magnetic field oriented?
A) almost parallel to the rotation axis B) almost parallel to the equator C) almost perpendicular to the rotation axis D) almost perpendicular to the equator
Generation of electricity using photovoltaic cells
A. would involve commitment of considerable land and material for large-scale use. B. is most practical for large industrial consumers. C. is not technologically possible at present. D. causes some pollution because toxic chemicals are released as the electricity is produced.